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Old Mar 2, 2004
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nitrous w/stock exhaust?

hey all, im plannign on getting a nitrous kit soon, but i was wondering is it ok to run with the stock exhaust? i have a CAI so that part is ok, but i was wondering if the engine will be able to get rid of the extra exhaust fumes fast enough? i have an lx so the cat is right at the beginning, if this changes anything.

edit:
right sorry, forgot NOS=company, nitrous=product.

Last edited by ricergribbs; Mar 2, 2004 at 05:05 PM.
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Old Mar 2, 2004
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yes it will be fine... suggest getting new header and exhaust for better performance from the nitrous system
please read name your thread title "nitrous w/ stock exhuast"
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Old Mar 2, 2004
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Of course, anyone would say if your gonna force more air (oxygen) into your engine you need to open up your exhaust. I don't see any real problem with your stock exhaust handeling it, depending on the "Shot" you are running.

I don't know how much you know about Nitrous, but your best best is to get an SAFC also. If you don't increase the amount of fuel going into your engine, you pose a serious risk of detonation. People think it's safe just to spray, you need to take the necessary steps to keep your motor safe and running nice.
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Old Mar 2, 2004
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Project2k2 giving good advice as always
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Old Mar 2, 2004
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maybe I should change my title to, "Almost knows as much as Spider"
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Old Mar 2, 2004
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the last time I saw you, we were cruising on I-10? Or something, I just remeber your car flying by me with a wave. LoL.
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Old Mar 2, 2004
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no.... what u need to do is get that dx into the 15's
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Old Mar 2, 2004
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i think it was over in tampa and i just smoked a supra.. oh wait it just smoked me haha
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Old Mar 2, 2004
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DAMNIT, next week the intake manifold and throttle body will be here, and then the SAFC 2, that will def get me into 15's. hey ricergribbs, i seem to be stealing all your threads. LoL.
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Old Mar 2, 2004
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oh crap u are really starting to get into man.. where u get the IM and TB from?
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Old Mar 2, 2004
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well i plan on getting a wet kit so will that be ok for the fuel issue? plus an air:fuel ratio gauge just to make sure everything is running well.

edit:
heh, stealing my thread is ok, at least this time its peaceful lol.

Last edited by ricergribbs; Mar 2, 2004 at 05:07 PM.
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Old Mar 2, 2004
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you will be running really lean, I think the wet kit will help. Was kinda shot u looking into.

Spider: DH-racing is doing it. You know of anywhere to get d17 camshaft? I don't wanna regrind it. No clue if anyone makes it?
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Old Mar 2, 2004
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ricergribbs: the wet kit will be just fine.. stay with a 50 shot and 1 step colder plugs..

project2k2: i got my cam from crane.. they should still have my specs but the person i delt with has since left there so i dont know
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Old Mar 2, 2004
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you k20 cams? or the old d17?
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Old Mar 2, 2004
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D17... im running the stock a2 cams in the a2 head on my a3 block.. hybrid rules
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Old Mar 2, 2004
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woah, you swapped out for an a2 head? Sweetness, never wanna run into you with my hopes up. I was posting in the Florida section that we need to throw a 7thgencivic.com track meet.
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Old Mar 2, 2004
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whats so good about using the a2 head on the a3 block?
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Old Mar 2, 2004
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a3 160 hp comes in the SI's or base rsx. a2 comes 210 hp in the rsx type-s. from the figured the head is built better and better treated for higher horsepower.
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Old Mar 2, 2004
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ah, i thought the type s just had higher compression, but yeah i guess that the head would have to be able to stand up to that too. so makes sense.
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Old Mar 2, 2004
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NX wet Kits are designed to work with stock fuel pumps and ignition systems, so therefore no you dont need an SAFC to use nitrous. Whatever you do, just make sure you follow the instructions in the installation manual. If it says use 2 step colder plugs, (which it does) then use 2 step colder plugs, not step 1. Dont risk causing damage to your engine by doing something other than what is recommended by the book just because of what somebody told you.
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Old Mar 2, 2004
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How much does a complete wet kit NX cost b/c I plan on putting one in my car, and what kinda performance can I expect from a nitrous shot? I want like a 75 shot (it would be more powerful than a 50 right?)
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Old Mar 2, 2004
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the way nitrous works is that the shot is just about equivelent to the amount of horse power gained. Of course it's not a constant power, more like the cheap way to win a race.
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Old Mar 3, 2004
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I paid over 900 for my kit, which doesnt include the gauges or a remote bottle opener. You can expect some nice gains out an NX kit which is the best for hondas (in my opinion) the 75 shot makes u feel like you're driving a V8 and can easily give you low 14's in the 1/4 mile. I would guess, and I am ONLY guessing because I'm not sure, that a 75 shot would be equal to about 6-7lbs of boost.
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Old Mar 3, 2004
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If you're runnin a 75.. I would recommend an safc/vafc. So that you can tune it on a dyno.
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Old Mar 3, 2004
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Originally posted by Project2k2
the way nitrous works is that the shot is just about equivelent to the amount of horse power gained. Of course it's not a constant power, more like the cheap way to win a race.

Sounds like true words spoken from true racer, so why dont you explain to us why nitrous isnt constant power and why its a "cheap" way to win a race?? I thought winning was winning? Oh wait a sec, this is coming from someone with a 16 second best E.T.? no wonder...


Oh and yea SpdRcrChk,

Its nice to have the air/fuel controller to dyno tune, I agree...I was only just trying to make a point that its not considered a "must have" in order to use the NX kit with our 7th Gens.
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Old Mar 3, 2004
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LoL Yes this is true, Cracker!! Not a must have, but if you see the dyno chart on my web page (http://hometown.aol.com/spdrcrchk/index.html) You'll see the curve isn't exactly the healthiest. So it would be a good thing to consider, but like you said, not positively necessary to run n2o on ur car.

Ehhhh I think what Project2k2 meant was that unlike turbo....n2o is not there all the time. You've gotta have that bottle open if you wanna runnit...and your pressure should be optimal too. Nothing that cant be helped w/a remote bottle opener and a bottle warmer though. And of course make sure you actually have some go go juice to play with. Empty bottle =

It is a "cheaper" way, persay, to win a race though. But, who knows...in the long run it may not be because of bottle fills and other upgrades you may have to eventually make as your appetite for more power grows larger. LoL

But you're right. Winning is winning, man. It's called "run what ya brung" round these parts. N2O, turbo, s/c, all motor....it doesn't matter. If you're laying down the power... you're laying down the power and i don't think n2o is a non-valid form of forced induction, nor is it cheating (if you don't lie about it). Least in my opinion.
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Old Mar 3, 2004
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Ok ok , If the words were taken in wrong on my part then I apologize for my "smart ***" reply. I'm not in a bad mood I swear, I just cant stand it when people talk sh** about stuff they are either just hatin on, or just simply have no clue about. Which is something that seems to happen a lot when people are discussing the subject of nitrous.

I agree with you SpdRcrChk about the nitrous. I'm sitting on an empty bottle right now as of yesterday. (I got a little trigger happy) So now I have to go fill it up. Filling bottles is worst thing about it in my opinion (cost/hassle) but otherwise its an awesome source for more power.
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Old Mar 3, 2004
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ok all this sounds great, but can I do it on my auto tranny lx? what other mods are needed to safely run a wet NX kit at 50 shot nonetheless 75?
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Old Mar 3, 2004
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Yes, you can use nitrous on you automatic lx. Nothing major is actually needed, but it helps a lot if u have i/h/e. I dont know about running a 75 on that automatic though because I dont have an auto, but I would think that a 50 shot would be safe.
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Old Mar 3, 2004
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I agree w/cracker. Only thing I'm thinkin...for safeguard...perhaps a tranny cooler if you wanna run 75. My clutch started slippin' on the 75 when i was at the track.
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